Chad vs Equatorial Guinea: Share of one-year-olds who are vaccinated against polio
Chad
67.0%
in 2024
Equatorial Guinea
67.0%
in 2024
Chad rank
173rd
Equatorial Guinea rank
173rd
Share of one-year-olds who are vaccinated against polio over time
- Chad
- Equatorial Guinea
How they compare
Chad currently reports 67.0% against 67.0% in Equatorial Guinea, a difference of 0.0%.
The two have swapped places 4 times across 40 shared years of data; in 1985 it was Equatorial Guinea ahead.
Chad ranks 173rd and Equatorial Guinea ranks 173rd of 194 countries.
Across the 5 decades both report, Chad averaged higher in 1 and Equatorial Guinea in 4.
Head to head by decade
| Decade | Chad | Equatorial Guinea | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 11.6% | 8.4% | 3.2% | Chad |
| 1990s | 20.3% | 73.9% | 53.6% | Equatorial Guinea |
| 2000s | 34.0% | 50.0% | 16.0% | Equatorial Guinea |
| 2010s | 45.5% | 56.4% | 10.9% | Equatorial Guinea |
| 2020s | 60.0% | 68.6% | 8.6% | Equatorial Guinea |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of one-year-olds who are vaccinated against polio, Chad or Equatorial Guinea?
- Chad, at 67.0% against 67.0% in Equatorial Guinea as of 2024.
- What is the difference in share of one-year-olds who are vaccinated against polio between Chad and Equatorial Guinea?
- 0.0%, with Chad ahead.
- How many years of comparable data are there for Chad and Equatorial Guinea?
- 40 years are reported by both, from 1985 to 2024.
- How do Chad and Equatorial Guinea rank globally for share of one-year-olds who are vaccinated against polio?
- Chad ranks 173rd and Equatorial Guinea ranks 173rd of 194 countries.
- Where does this data come from?
- WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as Share of one-year-olds who are vaccinated against polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Share of one-year-olds who have had the third dose of either the oral or inactivated polio vaccine in a given year.